Cyclone Arnab poses significant risks to coastal settlements, agriculture, and infrastructure in Andhra Pradesh and Odisha. The strong winds, heavy rainfall, and thunderstorms may lead to flooding, structural damage, and disruption of transportation and power supply. Vulnerable communities in low-lying areas are at high risk and may require evacuation. Farmers in Odisha and Andhra Pradesh could face crop damage due to the heavy rainfall and strong winds. Additionally, rough seas and squally weather conditions may impact maritime activities in the Bay of Bengal.